{"id":"https://openalex.org/A5111064465","orcid":null,"observed_orcids":[],"display_name":"Adrian O. Ma","raw_author_names":["A Ma","A. Ma","Adrian Ma","Adrian O. Ma"],"full_name":"Adrian O. Ma","works_count":15,"cited_by_count":4008,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":10,"i10_index":11},"ids":{"openalex":"https://openalex.org/A5111064465","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210105015","ror":"https://ror.org/019wqcg20","display_name":"Stanford Health Care","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210105015","https://openalex.org/I97018004"]},"years":[2023,2022,2020,2017,2014]},{"institution":{"id":"https://openalex.org/I4210137306","ror":"https://ror.org/03mtd9a03","display_name":"Stanford Medicine","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},"years":[2009,2006,1997,1995,1994]},{"institution":{"id":"https://openalex.org/I97018004","ror":"https://ror.org/00f54p054","display_name":"Stanford University","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]},"years":[2023,2022,2020,2017,2006,1997,1995,1994]}],"last_known_institutions":[{"id":"https://openalex.org/I4210105015","ror":"https://ror.org/019wqcg20","display_name":"Stanford Health Care","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210105015","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","ror":"https://ror.org/00f54p054","display_name":"Stanford University","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"topics":[{"id":"https://openalex.org/T10144","display_name":"Blood Pressure and Hypertension Studies","count":7,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12067","display_name":"Renal and Vascular Pathologies","count":6,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10924","display_name":"Cardiovascular Health and Disease Prevention","count":5,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10155","display_name":"Nitric Oxide and Endothelin Effects","count":3,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10746","display_name":"Platelet Disorders and Treatments","count":2,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12067","display_name":"Renal and Vascular Pathologies","value":4.07e-05,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10924","display_name":"Cardiovascular Health and Disease Prevention","value":1.84e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11839","display_name":"Hormonal Regulation and Hypertension","value":1.49e-05,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11064","display_name":"Antiplatelet Therapy and Cardiovascular Diseases","value":1.41e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13381","display_name":"Heart rate and cardiovascular health","value":1.24e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9843728542327881},{"id":"84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","score":0.8062494993209839},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.5896430015563965},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.577713131904602},{"id":"42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","score":0.401502400636673}],"counts_by_year":[{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":13},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":90},{"year":2016,"works_count":0,"oa_works_count":0,"cited_by_count":101},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":97},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":208},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":316},{"year":2020,"works_count":1,"oa_works_count":0,"cited_by_count":310},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":347},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":321},{"year":2023,"works_count":2,"oa_works_count":2,"cited_by_count":316},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":349},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":260},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":231}],"display_name_alternatives":["A Ma","A. Ma","Adrian Ma","Adrian O. Ma"],"block_key":"a ma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111064465","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5111064465","updated_date":"2026-11-11T13:02:13","created_date":"2016-06-24T00:00:00"}
